aaa auto parts expo:NORMA constant tension HD bolt clamps
Self-adjusting "dynamic" constant tension clamps designed for silicon and EPDM hose connections on engine manifolds and coolant systems.
The NORMA constant tension heavy duty bolt clamps self adjustment assists in eliminating hose "blow-off" failures on air intake/charged-air systems of turbocharged petrol and diesel engines.
Use whenever leakage caused by cold-flow or thermal expansion is a problem.
Smooth rounded edges protect hose.
NORMA Constant Tension HD Bolt Clamp material grade:
- W2 - Bands and housings made of chromium stainless steel 1.4016 (430). Closure components made of steel, zinc plated.
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